Climatic Factors Affecting Organisms Flashcards

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1
Q

What are climatic factors?

A

Climatic factors refer to weather over a long period of time

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2
Q

Give some examples of climatic factors that affect organisms

7

A

Temperature

Rainfall

Humidity

Day length

Light intensity

Wind

Salinity

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3
Q

What is humidity?

A

The amount of water vapour in the air

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4
Q

What is salinity?

A

Salt concentration

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5
Q

What are the two main climatic factors that affect organisms?

A

Temperature

Rainfall

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6
Q

Write a note on how temperature affects organisms

2

A

Temperature affects the rate of reactions in living things

This means that higher temperatures cause rapid plant growth in summer and lower temperatures cause hibernation in hedgehogs and frogs in winter

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7
Q

What does temperature affect in living things?

A

It affects the rate of reactions in living things

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8
Q

What affect does the high temperatures of summer have on organisms?

A

It causes rapid plant growth

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9
Q

What affect does the low temperatures of winter have on organisms?

A

It causes hibernation in hedgehogs and frogs

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10
Q

Name two organisms which hibernate

A

Hedgehogs

Frogs

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11
Q

Write a note on how rainfall affects organisms.

3

A

Rainfall provides the water that is essential for life

This means that only plants such as cacti can live in areas of low rainfall (deserts)

Plants in tropical rain forests require high and regular rainfall (along with high temperatures)

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12
Q

What does rainfall provide?

A

The water that is essential for life

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13
Q

What type of plant lives in areas of low rainfall (deserts)?

A

Cacti

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14
Q

Where do cacti live?

A

In areas of low rainfall such as deserts

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15
Q

Give an example of an ecosystem that has low rainfall

A

Deserts

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16
Q

What factors do plants from rain forests need in their environment?
(2)

A

They require high and regular rainfall

High temperatures